I'm not a woman but I have a suggestion.Use a household current
one;so that you don't have to worry about dead batteries!Have a
(backup battery one)for power outages. Irish
P.S.Yes;it's expensive;but one must consider lifes priorities.
Fingers are free in an emergency!

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Irish---Better to be dead & cool,then alive & uncool!
(Harley Davidson & the Marlboro Man)